CVE-2026-57289

{
  "id": "CVE-2026-57289",
  "sourceIdentifier": "[email protected]",
  "published": "2026-06-24T14:17:35.140",
  "lastModified": "2026-10-25T22:10:00.150",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Jenkins Bitbucket Push and Pull Request Plugin 3.3.8 and earlier unconditionally disables SSL/TLS certificate and hostname validation for connections sending Bearer token authenticated requests to the configured Bitbucket Server endpoint, allowing attackers able to intercept network traffic to capture the token."
    },
    {
      "lang": "es",
      "value": "El plugin Jenkins Bitbucket Push and Pull Request 3.3.8 y versiones anteriores deshabilita incondicionalmente la validación de certificados SSL/TLS y de nombres de host para las conexiones que envían solicitudes autenticadas con token Bearer al endpoint de Bitbucket Server configurado, lo que permite a los atacantes capaces de interceptar el tráfico de red capturar el token."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Jenkins Project",
          "product": "Jenkins Bitbucket Push and Pull Request Plugin",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "3.3.8",
              "versionType": "maven",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "baseScore": 4.8,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 2.5
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-06-24T14:15:12.385742Z",
          "id": "CVE-2026-57289",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:jenkins:bitbucket_push_and_pull_request:*:*:*:*:*:jenkins:*:*",
              "versionEndExcluding": "3.3.9",
              "matchCriteriaId": "E2F8FAD7-B7B9-440C-B33A-E3EC756EAD1D"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3856",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}